The problem with this is, what constitutes reasonable? Books can languish in the CGC system for months, and it’s not unusual for people to move books because they need access to the funds right away.
I sell you my XM1 because it’s the only way I can afford a book currently at auction. I either skip the auction due to waiting period (which kills my reason for selling in the first place), or I roll the dice, buy my book and find out later that I am on the hook for a pricy return.
I think the real solution to this is that there isn’t any solution, but the reward for common sense and due diligence is that you can avoid these headaches.
After 18 or so pages of well considered debate, I think Kav’s single sentence is the wisest piece of information in this whole thread.